We're just one week away from the release of X-Men: Days of Future Past in 2D and 3D theaters and Twentieth Century Fox has debuted a few new videos for the film, including a behind-the-scenes featurette, a new clip and a new TV spot, all of which feature some bits of new footage. You can check them all out in the players below!

The ultimate X-Men ensemble fights a war for the survival of the species across two time periods in X-Men: Days of Future Past. The beloved characters from the original "X-Men" film trilogy join forces with their younger selves from X-Men: First Class, in an epic battle that must change the past – to save our future.